Answer
The answer is **King Crimson**, a renowned progressive rock band that emerged in the late 1960s. Greg Lake, a talented vocalist, bassist, and guitarist, joined King Crimson in 1968, contributing to their critically acclaimed debut album, "In the Court of the Crimson King." With his distinctive voice and masterful musicianship, Lake played a pivotal role in shaping the band's unique sound and gaining recognition in the music world.